Prepare to cross over into the Twilight Zone, a newly refreshed exhibit in Steinhart Aquarium that unveils the dazzling marine life inhabiting mesophotic reefs 100 to 500 feet below the surface.

Our first wallpaper drop is 100% Claude in honor of his 30th hatchday, but more digital biodiversity is in the works. Stay tuned!

Help everyone stay healthy: It's not required, but we encourage all guests to stay up-to-date on their vaccinations and to mask up indoors. If you’re feeling sick or have been in close contact with ...

SAN FRANCISCO, CA (July 31, 2025) — The California Academy of Sciences and partners at Roatán Marine Park (RMP) in Honduras recently opened the first land-based coral rearing facility in Central ...

Divide class into small work groups of four to six students each and provide each group with an Insect Habitat Card and a set of art supplies. Each student will need an Invent an Insect worksheet.

This post is part of Exploring Earthquakes, a rich collection of resources co-presented by the California Academy of Sciences and KQED. This material is also available as a free iBooks textbook and ...

Free for 2 and under: All children age 2 and under enjoy free Daytime Admission to the Academy, everyday. Military discount: All active-duty military personnel receive $3 off Daytime Admission ...

Visit the only place on Earth with an aquarium, planetarium, rainforest, and natural history museum—all under one living roof. Embark on epic science adventures from the heart of Golden Gate Park!

The spotted eagle ray is considered a data deficient species and its distribution, migration, feeding habits, growth rates and reproductive biology are poorly defined. The objectives of our study ...